Yamamotoyama Ryūta
Ryūichi Yamamoto, known by his shikona Yamamotoyama Ryūta, or simply Yama, is a Japanese retired sumo wrestler from the city of Saitama in Saitama Prefecture.
Ryūichi Yamamoto, known by his shikona Yamamotoyama Ryūta, or simply Yama, is a Japanese retired sumo wrestler from the city of Saitama in Saitama Prefecture.
